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Finding the Fourth Proportional to 17,282.32, 23,851.88 and 9,828.88

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Solution

The fourth proportional to 17,282.32, 23,851.88 and 9,828.88 is: 13,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,282.32 : 23,851.88 = 9,828.88 : x
  2. Step 2: Convert to fraction form
    17,282.32/23,851.88 = 9,828.88/x
  3. Step 3: Cross multiply
    17,282.32x = 23,851.88 × 9,828.88
  4. Step 4: Simplify right side
    17,282.32x = 234,437,266.29
  5. Step 5: Solve for x
    x = 234,437,266.29/17,282.32
  6. Step 6: Final answer
    x = 13,565.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.